The HRV GuideYour heart, night by night
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How much will tonight's drinks move your HRV?

Drinks show up in the number the same night. Here is the size, from 20,968 WHOOP members.

Drinks tonight
2
On a usual night
1
You are
The last drink, against your usual time

About 3.8 ms lower

In the WHOOP study, a night with one drink more than usual, against one with one less, came with HRV about 3.8 ms lower in women.

WHOOP figures, from 20,968 members. Your own device may show it differently.

Where the figures come from

One study of 20,968 WHOOP members compared each person's nights with their own usual: one drink more than usual against one less, and the last drink an hour earlier against an hour later. These are averages, so your own nights will vary.

Find your normal range or check last night's number.

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